Cursor giving Error

Plz chk and suggest .

CURSOR c_cursor1 (v_CHILD_PART NVARCHAR(18),v_plant NVARCHAR(4),v_UOM NVARCHAR(4)) FOR

     SELECT CHILD_PART,PLANT,UOM,PARENT_MATERIAL,PARENT_BOM_ID,CHILD_PART,QUANTITY,UOM,P_TYPE

     FROM :P_Material WHERE P_TYPE ='E'OR P_TYPE ='X';